User interface devices

• US 9,690,390 B2
• Filed: 05/19/2014
• Issued: 06/27/2017
• Est. Priority Date: 05/17/2013
• Status: Active Grant

• Current Assignee: Seescan, Inc.
• Original Assignee: Seescan, Inc.
• Inventors: Cox, David A., Olsson, Mark S.
• Primary Examiner(s): Olson, Jason
• Application Number:
  US14/281,761
• Publication Number:
  US 20140340372A1
• Time in Patent Office: 1,135 Days
• Field of Search: 345184
• CPC Class Codes: G06F 3/016 Input arrangements with force or tactile feedback as computer generated output to the user
• CPC Class Codes: G06F 3/0202 Constructional details or processes of manufacture of the input device
• CPC Class Codes: G06F 3/0338 with detection of limited linear or angular displacement of an operating part of the device from a neutral position, e.g. isotonic or isometric joysticks

Abstract

User interface devices (UIDs) for sensing position or motion of an actuator assembly in multiple degrees of freedom are disclosed. In one embodiment a UID includes a frame having a top and bottom assembly, an actuator assembly disposed within a volume between the top and bottom of the frame having magnets disposed therein, a sensor array for sensing magnetic fields from the magnets in multiple axes, and a processing element for receiving the sensed magnet fields and generating a UID output signal corresponding to a position, translation, rotation, deformation, or other action of the actuator assembly.

Claims

1. A user interface device (UID), comprising:

a frame including a base assembly and a top assembly;

wherein the top assembly is in a fixed position relative to the base assembly;

an actuator assembly disposed between the top assembly and the base assembly, the actuator assembly including;

an outer actuator element and an inner actuator element; and

a plurality of springs mechanically coupling the one or more actuator elements to the frame, the plurality of springs comprising an outer spring array and an inner spring array; and

a damping element disposed on or within one or more springs of the plurality of springs; and

a plurality of sensors disposed within the frame between the top assembly and the base assembly for sensing positional information associated with the actuator assembly and providing one or more sensor output signals corresponding to the sensed positional information.

2. The UID of claim 1, further comprising a plurality of magnets disposed between the top assembly and the base assembly;

wherein the sensors are magnetic field sensors for sensing magnetic fields from the magnets and generating the positional information based at least in part on the sensed magnetic fields.

3. The UID of claim 2, wherein the magnets are disposed on the actuator assembly and the sensors are disposed on a printed circuit board element coupled to the frame.

4. The UID of claim 3, further comprising a Universal Serial Bus (USB) connector disposed on the printed circuit board.

5. The UID of claim 2, wherein the magnetic sensors are three-axis magnetic sensors for providing output signals corresponding to magnetic fields sensed in three orthogonal axes at a point or small area in space.

6. The UID of claim 1, wherein the one or more actuator elements include an outer actuator element and the plurality of springs comprise a spring array coupled between the outer actuator element and the frame or core-join element fixedly coupled to the frame.

25. The UID of claim 1, further comprising a limiter assembly for limiting the motion of the actuator element to a predefined range of motion.

26. The UID of claim 25, wherein the limiter assembly includes a plurality of limiting arms and corresponding limiting pockets.

7. A user interface device (UID), comprising:

a frame including a base assembly and a top assembly;

wherein the top assembly is in a fixed position relative to the base assembly;

an actuator assembly disposed between the top assembly and the base assembly, the actuator assembly including;

one or more actuator elements; and

a plurality of springs mechanically coupling the one or more actuator elements to the frame; and

a plurality of sensors disposed within the frame between the top assembly and the base assembly for sensing positional information associated with the actuator assembly and providing one or more sensor output signals corresponding to the sensed positional information;

wherein the one or more actuator elements include an outer actuator element and an inner actuator element, and the plurality of springs comprise an outer spring array coupled between the outer actuator element and the inner actuator element, and an inner spring array coupled between the inner actuator element and the frame or a core-join element fixedly coupled to the frame.

8. The UID of claim 7, wherein the outer actuator element has a substantially cylindrical shape and the inner actuator assembly has a triangular shape.

9. The UID of claim 7, wherein the outer spring array and the inner spring array are in an overlapping spring array configuration.

10. The UID of claim 7, further including a damping element disposed on or within one or more of the springs of the inner spring array and/or the outer spring array.

11. The UID of claim 10, wherein the damping element comprises a memory foam material.

12. The UID of claim 7, further comprising a plurality of magnets disposed on the outer actuator element;

wherein the sensors are magnetic field sensors for sensing magnetic fields from the magnets and generating the positional information based at least in part on the sensed magnetic fields.

13. The UID of claim 12, wherein the outer actuator element has a cylindrical shape and the magnets are disposed on a retaining arm of the outer actuator element.

14. The UID of claim 12, wherein the plurality of magnets consists of six magnets arrayed equidistantly around the outer actuator element in a circular array.

15. The UID of claim 12, further comprising a haptic feedback element disposed on the actuator assembly.

16. The UID of claim 15, wherein the haptic feedback element is a vibrational motor coupled to a printed circuit board of the UID using a flexible circuit cable.

17. The UID of claim 12, further comprising a plurality of switches on the top assembly.

18. The UID of claim 12, further comprising a printed circuit board coupled to the frame or to an element fixed to the frame, wherein the magnetic sensors are disposed on the printed circuit board.

19. The UID of claim 18, further comprising a processing element disposed on the printed circuit board for receiving output signals from the magnetic field sensors corresponding to positions of the magnets and generating, based at least in part on the received output signals, a UID output signal for provision to a coupled electronic computing device or system.

20. The UID of claim 18, further comprising a plurality of LEDs disposed on the printed circuit board.

21. The UID of claim 18, further comprising a gyroscopic sensor disposed on the printed circuit board and coupled to the processing element for providing gyroscopic data to the processing element.

22. The UID of claim 12, wherein one or both of the inner spring array and the outer spring array consists of three coil springs.

23. The UID of claim 12, wherein the inner spring array springs and coupled radially between the inner actuator element and the frame or core-join element and the outer spring array springs are coupled radially between the inner actuator element and the outer actuator element.

24. The UID of claim 12, further comprising a flexible grip cover disposed around the actuator assembly.

27. A user interface device (UID), comprising:

a frame including a base assembly and a top assembly;

wherein the top assembly is in a fixed position relative to the base assembly;

an actuator assembly disposed between the top assembly and the base assembly, the actuator assembly including;

an outer actuator element having a cylindrical shape;

an inner actuator element;

an outer spring array including a plurality of springs mechanically coupling the outer actuator element to the inner actuator element;

an inner spring array including a plurality of springs mechanically coupling the inner actuator element to the frame or to an element coupled to the frame;

and a plurality of magnets disposed on the outer actuator element in an equidistant circular array; and

a printed circuit board having a processing element and a plurality of multi-axis magnetic sensors, the printed circuit board disposed within the frame between the top assembly and the base assembly for sensing positional information associated with ones of the plurality of magnets and providing one or more sensor output signals corresponding to the sensed positional information to the processing element;

wherein the processing element generates a UID output signal corresponding to a position, movement, displacement or deformation of the actuator assembly based at least in part on the multi-axis magnetic sensor outputs.

28. A method of providing a user interface device (UID) output signal to an electronic computing device or system, comprising:

sensing, at a plurality of sensors, positional information associated with corresponding sensed elements disposed on an actuator element of the UID and providing a plurality of sensor output signals to a processing element;

generating, in the processing element, based at least in part on the received plurality of sensor output signals, a UID output signal corresponding to a position, translation, displacement or deformation of the actuator assembly; and

providing the UID output signal to a communicatively coupled electronic computing device or system;

wherein the UID comprises;

a frame including a base assembly and a top assembly;

wherein the top assembly is in a fixed position relative to the base assembly;

an actuator assembly disposed between the top assembly and the base assembly, the actuator assembly including;

an outer actuator element and an inner actuator element;

a plurality of springs mechanically coupling the actuator elements to the frame, the plurality of springs including an outer spring array coupled between the outer actuator element and the inner actuator element, and an inner spring array coupled between the inner actuator element and the frame or a core-join element fixedly coupled to the frame; and

a plurality of sensors disposed within the frame between the top assembly and the base assembly for sensing positional information associated with the actuator assembly and providing one or more sensor output signals corresponding to the sensed positional information.

29. The method of claim 28, wherein the sensors are multi-axis magnetic field sensors and the sensed elements are magnets.